. Scientific American Volume 92 Number 04 (January 1905) . Bubiers Popular Electrician I s 3 MONTHS IOc. , . *V\^- Scientific but not technical. ^ Edited by expert ! Dept. S, Lynn, Mass- | 3 y^ars $1 RADIUM is a rich mans luxury, but Yarfcee Radium costs only15 cents per tube. Takes an expert to detect differ-ence. Latest scientific novelty. Fool your tube. 25 cents. Boys make money selling it. S-A-C CO., Sudbury Building:, Boston, JlaSB*. To Gas Engine Operators Dynamo Ignition. Motsinger Auto-Sparker fto hattary to start or run. The original *pee<i*c
. Scientific American Volume 92 Number 04 (January 1905) . Bubiers Popular Electrician I s 3 MONTHS IOc. , . *V\^- Scientific but not technical. ^ Edited by expert ! Dept. S, Lynn, Mass- | 3 y^ars $1 RADIUM is a rich mans luxury, but Yarfcee Radium costs only15 cents per tube. Takes an expert to detect differ-ence. Latest scientific novelty. Fool your tube. 25 cents. Boys make money selling it. S-A-C CO., Sudbury Building:, Boston, JlaSB*. To Gas Engine Operators Dynamo Ignition. Motsinger Auto-Sparker fto hattary to start or run. The original *pee<i*comroUeilf riclion-driva dynamo, Vjfivsn parallel with engine shaft. JiQ bolts. JHo bAYeted pultey or bs\eled fly whael neceftB-aiy. For matd andbreak and j BmPflpart ayate m- tfatar „Lijjii iLufc t prOOf. Ft]LLY IiJAHAVTK-KU MOTSIKGKH DEVICE BITOh CO., 14 MuLd JitruDt, IuuilluluUpIiJtJ^U^i. SHOE BLACKING-.—FORMULAS FORItqulfl (md solid blnekLnp tire glvttti in supplementMoh. Iki1 Stand 1239- 1ft vtuta each. For saleby Mmrn Sc Co. anrl all newsdealers TheGRANDPRIZE HighestAward
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